The frequency separating audible waves and ultrasonic waves is considered to be 15.0 kHz. What wavelength in air at room temperature is associated with this frequency? (Assume the speed of sound to be 225 m/s.)

a. 1.50 cm
b. 33.8 cm
c. 22.5 cm
d. 33.8 cm
e. 33.8 cm


a

Physics & Space Science

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